How To Jailbreak iOS 4.1 Using Redsn0w For iPhone 3G Users [Windows]

News | Monday October 4 2010 6:42 AM | Comments (0) Tags: , , , , ,

Here are some points to note before you proceed.
Do not forget to backup your iPhone before you proceed. You can
for instructions on how to backup your iPhone 3G.
Please note that this guide is only meant for Windows users. Mac users should refer to
Redsn0w. Redsn0w will NOT unlock your iPhone 3G. We suggest you use
to unlock your iPhone 3G after you have successfully updated and jailbroken iOS 4.1. Mac users should wait for iPhone Dev Team to release
Redsn0w does NOT hactivate your iPhone , so your iPhone should be activated via iTunes first. You can checkout this article to
or simply borrow your friends official iPhone SIM to activate your iPhone .
After the jailbreaking process is complete, do not forget to checkout our article on
Please ensure you are running iTunes 9.2 or later.
. iPhone 4 and iPhone 3GS users should use
” on your desktop.
to download the latest iOS 4.1 firmware file (iPhone 1,2_4.1_8B117_Restore.ipsw) for iPhone 3G and save it in the same folder.
Double click the Redsn0w zip file and extract the application to the Pwnage folder.
Connect your iPhone 3G to the computer, which should automatically launch iTunes.
' section on the left pane of iTunes, select your iPhone 3G device. Now, hold the option key down and click the '
' button.
Navigate to the Pwnage folder on the desktop and select the downloaded iOS 4.1 firmware file (
iPhone 1,2_4.1_8B117_Restore.ipsw
). Click on the '
' button to let iTunes update your iPhone with the required firmware.
Navigate back to the Pwnage folder and launch the Redsn0w application.
You will be asked to select the corresponding IPSW file. Click on the Browse button and select the iOS 4.1 firmware file (
iPhone 1,2_4.1_8B117_Restore.ipsw
Redsn0w will verify the firmware file and inform you if it has successfully identified it. Click on '
' to proceed.
You will now be prompted to select the jailbreak options you would like. Check the following options. A few of these may have already been selected by default.
' offers detailed booting information to users. This may not be necessary for common users and need not be selected. You may also choose to not check '
' options if you prefer the default icons. However, if you wish to provide your own boot and recovery logos, do remember that these images have to be PNG files in RGB or grayscale mode and inside 320×480 resolution.
' to continue. You will now be prompted to switch OFF your iPhone 3G and plug it to the computer. Follow the instructions and click on '
You will now need to put your iPhone 3G into the DFU mode. Redsn0w will take you through the necessary steps:
(c) Now release the Power button while keeping the Home button depressed. Redsn0w will now identify the device:
Your iPhone 3G should rebootnow.
You will now be notified once the jailbreaking process is complete. Click on the '
' button to exit the application.
Your iPhone will reboot once again (which could take approximately 5 minutes). After it has rebooted, your iPhone 3G should be successfully jailbroken. You should find
jailbreak app on your iPhone 3G's home screen.
Hope this helped. Please don't forget to drop us a line to tell us how it goes.

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